Newmowa Li-ion Polymer Rechargeable 1300mAh Battery (2-Pack) and Rapid Dual Charger for GoPro Hero3, Hero3+ and GoPro AHDBT-201, AHDBT-301, AHDBT-302, AHBBP-301 Newest Top quality Li-ion Polymer AHDBT-302 features 3.7V, 1300mAh with safer,longer life Includes 2 Li-ion Polymer 1300mAh batteries, 1 Dual USB charger, 1 Mini USB cord two input interface let you power the Dual USB Charger with included Mini USB cord or yours Micro USB cord Can be powered with most standard USB Wall or Auto Charger or a computer Charges two GoPro camera batteries at the same time and Smart LED light indicated RED when charging and GREEN when complete